It is to inform you that I feel that blood pressure checked by digital instrument if correct in full. 1.I have checked my blood pressure in digital instument twis within two minute time period and found great variasion in the blood presure result.In the first check us i find 150/100 and after 2 minutes again i massure and found 135/92.Why this difference.I massure in another digital instrument and find the same difference from the measurement of period of 2 minuts only.Can any body tell why such variation at the time period of 2 minutes only?View Thread